html, body
  line-height: 1
  font-weight: 400
  font-family: SourceHanSansCN-Regular, Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Heiti SC", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;

a
  outline: none
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0)

@media (-webkit-min-device-pixel-ratio: 1.5),(min-device-pixel-ratio: 1.5),(min--moz-device-pixel-ratio: 1.5)
  .border-1px
    &::after
      -webkit-transform: scaleY(0.7)
      transform: scaleY(0.7)

@media (-webkit-min-device-pixel-ratio: 2),(min-device-pixel-ratio: 2),(min--moz-device-pixel-ratio: 1.5)
  .border-1px
    &::after
      -webkit-transform: scaleY(0.5)
      transform: scaleY(0.5)

.clearfix
  display: inline-block
  &::after
    content: '.'
    display: block
    height: 0
    line-height: 0
    clear: both
    visibility: hidden
